code: def eval_f0_frame_error(samples):
      return eval_f0_error(samples, f0_frame_error)
  
file_path: fairseq/examples/speech_synthesis/evaluation/eval_f0.py
imports: import numpy
  import os.path
  import torchaudio
  import tqdm
  from tabulate import tabulate
  from examples.speech_synthesis.utils import gross_pitch_error, voicing_decision_error, f0_frame_error
  from examples.speech_synthesis.evaluation.eval_sp import load_eval_spec
label_desc: Use image node_id 9 for calling a global function with example usage: eval_f0_frame_error(samples) and returns: eval_f0_error